VACUUM CONTACTOR

Vacuum Contactor

Pentagon Switchgear Private Limited Manufactures Single pole / Three pole VACUUM CONTACTOR of Ratings 7.2KV/12KV, 400A / 800A with Electrical latch and Mechanical Latch types. These Vacuum contactors are manufactured using strict quality checks. Vacuum contactors can be supplied as fixed type or Trolley type. These contactors can be used for versatile applications such as high voltage motors, transformers, capacitors for improving power factor, electric furnace etc…

 

Features

Our Vacuum Contactors have the following special properties,

  • High breaking capacity
  • Long service life
  • Low maintenance
  • Compact design
  • Safe & reliable
  • Can be well operated even in worst environment condition and frequent operation
  • Mechanical interlock for forward and reverse operation
  • Single Phase Protection Shall be achieved
  • Easy to install
  • Suitable for High switching Frequency

Technical specification

APPLICABLE STANDARDS IEC 470 (1974) / IS 9046 (1978)
Type PSGVC-3.6 PSGVC-7.2  
Rated Insulation Voltage KV 3.6 7.2  
Rated Operational Voltage KV 3.3 6.6  
Rated Operational Current Amps 400 400  
Rated Frequency Hz 50/60
Interrupting Current Duty 0 - 2 min – CO Amps 6300 6300  
Making Current Amps 4000
Breaking Current Amps 3200
     
Short Time Current Amps (RMS) 4400Amps for 12secs
8000Amps for 1sec.
 
Rated short duration Power frequency withstand voltage KV 10 20
Rated Lighting Impulse Withstand Voltage KV 40 60
Switching Frequency Times/Hr 1200  
Endurance Mechanical Life operations 1 million  
Electrical Life Operations 0.25 Million  
Closing Speed m/sec 0.4 – 0.6    
Opening Speed m/sec 0.6 – 0.8    
Closing Time ms 105 – 150 105 – 150  
Opening Time ms 25 – 40 25 – 40  
Rated Control Voltage Volts 110 / 220 AC / DC
Minimum Pickup Voltage   85 % or less of rated control voltage
Maximum Trip Voltage   40% or less of rated control voltage
Contacts arrangement   4NO – 4NC
Maximum applicable Load Capacity Motor KW 1500 3000  
Transformer KVA 2500 5000  
Capacitor (with reactor) kVAR 2000 2000  
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